2597271097 has 2 divisors, whose sum is σ = 2597271098. Its totient is φ = 2597271096.

The previous prime is 2597271091. The next prime is 2597271119. The reversal of 2597271097 is 7901727952.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2510110201 + 87160896 = 50101^2 + 9336^2 .

It is a cyclic number.

It is not a de Polignac number, because 2597271097 - 2¹⁹ = 2596746809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2597271097.

It is not a weakly prime, because it can be changed into another prime (2597271091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1298635548 + 1298635549.

It is an arithmetic number, because the mean of its divisors is an integer number (1298635549).

Almost surely, 2^2597271097 is an apocalyptic number.

It is an amenable number.

2597271097 is a deficient number, since it is larger than the sum of its proper divisors (1).

2597271097 is an equidigital number, since it uses as much as digits as its factorization.

2597271097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 555660, while the sum is 49.

The square root of 2597271097 is about 50963.4290153243. The cubic root of 2597271097 is about 1374.5876179530.

The spelling of 2597271097 in words is "two billion, five hundred ninety-seven million, two hundred seventy-one thousand, ninety-seven".